Watch American Ninja Warrior Season 13 Episode 4 Online
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- COUNTRIES: United States of America,Australia
- Subtitles: English,Español
The Qualifiers continue at the Tacoma Dome with a new generation of ninjas taking on the course. For the first time, competitors as young as 15 compete and will face up to six challenging obstacles, including new obstacle Double Down in addition to the iconic Warped Wall.
